Description
The SIM900 GSM module is a compact and reliable 2G communication solution designed for IoT, remote monitoring, and embedded projects. It supports quad-band GSM networks for global compatibility and enables SMS messaging, voice communication, and wireless data transmission. With easy integration options for popular microcontrollers and an included antenna for stable signal reception, this module is perfect for building smart devices and remote communication systems.
Key Features
- Quad-Band GSM Support: 850/900/1800/1900 MHz for worldwide connectivity
- GPRS Data Transmission: Supports TCP/IP, HTTP, FTP, and SMS functionalities
- Built-in SIM Card Slot: Compatible with standard 2G SIM cards
- Antenna Included: External SMA connector for strong signal reception
- UART Serial Communication: Works seamlessly with Arduino, Raspberry Pi, STM32, ESP32, and other microcontrollers
- Wide Power Input: Operates on 4.5V – 5V DC
- Reliable and Compact: Lightweight design with durable construction
Specification
- Model: SIM900
- Operating Voltage: 4.5V – 5V DC
- Communication Interface: UART (TTL) Serial
- Network Support: GSM/GPRS 2G
- Board Size: 50mm × 48.3mm
- Weight: 24g
- Operating Temperature: -40°C to 85°C
Application
- IoT and remote monitoring projects
- SMS-based control systems
- Embedded systems and smart devices
- Wireless data transmission solutions
- Voice communication for microcontroller projects
Why Choose the SIM900 Module?
- Reliable 2G Connectivity: Supports global GSM networks
- Easy Integration: Compatible with Arduino, ESP32, ESP8266, and other microcontrollers
- Strong Signal Reception: Includes high-quality antenna for stable communication